1/2 stick butter
8 oz. pkg. cream cheese
1 c. confectioner's sugar
3 1/2 c. cold milk
2 sm. pkgs. instant pudding (chocolate or vanilla)
12 oz. pkg. Oreo cookies
1 lg. container Cool Whip

Blend first 3 ingredients together. Set aside. Blend milk, pudding add Cool Whip. Breakup Oreo cookies into 1/2 to 3/4 inch pieces. Stir everything together. Serves 12.